Array Element Replacer

Replace specific elements in arrays with support for multiple replacement methods

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Quick start

Call this tool from your code in three languages.

cURL

curl -X POST 'https://api.elysiatools.com/en/api/tools/array-element-replacer' \
  -H 'Content-Type: application/json' \
  -d '{"arrayInput":"Enter array elements separated by delimiter...\napple, banana, orange, grape, mango","replaceMode":"single","delimiter":"comma","customDelimiter":"Enter custom delimiter","searchValue":"Enter value to search for or pattern to match","replaceValue":"Enter replacement value","positionList":"Enter positions separated by commas (e.g., 1,3,5,7)","caseSensitive":false,"preserveOriginal":true,"showChanges":true,"trimElements":true,"preserveEmpty":false}'

API reference

Send a POST request with your inputs as JSON. File parameters require a separate upload first.

Endpoint

HTTP

POST https://api.elysiatools.com/en/api/tools/array-element-replacer

Parameters

Name	Type	Required	Description
arrayInput	textarea	Yes	—
replaceMode	select	Yes	—
delimiter	select	Yes	—
customDelimiter	text	No	—
searchValue	text	No	—
replaceValue	text	No	—
positionList	text	No	—
caseSensitive	checkbox	No	—
preserveOriginal	checkbox	No	—
showChanges	checkbox	No	—
trimElements	checkbox	No	—
preserveEmpty	checkbox	No	—

Response format

Text result

JSON

{
  "result": "Processed text content",
  "error": "Error message (optional)",
  "message": "Notification message (optional)",
  "metadata": {
    "key": "value"
  }
}

MCP integration

Add this tool to your Model Context Protocol server so AI agents can list and call it.

Server configuration

Add this block to your MCP client configuration:

mcp.json

{
  "mcpServers": {
    "elysiatools-array-element-replacer": {
      "name": "array-element-replacer",
      "description": "Replace specific elements in arrays with support for multiple replacement methods",
      "baseUrl": "https://api.elysiatools.com/mcp/sse?toolId=array-element-replacer",
      "command": "",
      "args": [],
      "env": {},
      "isActive": true,
      "type": "sse"
    }
  }
}

List available tools

After connecting to the SSE endpoint, list the exposed tools:

tools/list

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/list"
}

Call this tool

Invoke the tool by its id, passing arguments built from its parameters:

tools/call

{
  "jsonrpc": "2.0",
  "id": 2,
  "method": "tools/call",
  "params": {
    "name": "array-element-replacer",
    "arguments": {
  "arrayInput": "Enter array elements separated by delimiter...\napple, banana, orange, grape, mango",
  "replaceMode": "single",
  "delimiter": "comma",
  "customDelimiter": "Enter custom delimiter",
  "searchValue": "Enter value to search for or pattern to match",
  "replaceValue": "Enter replacement value",
  "positionList": "Enter positions separated by commas (e.g., 1,3,5,7)",
  "caseSensitive": false,
  "preserveOriginal": true,
  "showChanges": true,
  "trimElements": true,
  "preserveEmpty": false
}
  }
}

Chain multiple tools in one session with a comma-separated toolId list, e.g. /mcp/sse?toolId=png-to-webp,jpg-to-webp,gif-to-webp (max 20).

Questions or issues? Contact [email protected]